<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片区域 -->
    <el-card>
     <div id="main" style="width: 750px;height:400px;"></div>
    </el-card>
  </div>
</template>
<script>
import * as echarts from 'echarts'
import _ from 'lodash'
export default {
  data() {
    return {
      //需要合并的数据
				options: {
					title: {
						text: '用户来源'
					},
					tooltip: {
						trigger: 'axis',
						axisPointer: {
							type: 'cross',
							label: {
								backgroundColor: '#E9EEF3'
							}
						}
					},
					grid: {
						left: '3%',
						right: '4%',
						bottom: '3%',
						containLabel: true
					},
					xAxis: [
						{
							boundaryGap: false
						}
					],
					yAxis: [
						{
							type: 'value'
						}
					]
				}
    };
  },
  created() {
    
  },
  async mounted(){
    //在初始化好的dom上才能使用echarts
    var myChart = echarts.init(document.getElementById('main'));
   const {data:res}=await this.$http.get("reports/type/1 ")
     if (res.meta.status !== 200) {
        return this.$message.error("获取折线图数据列表失败！");
      }
    //准备数据
    //合并对象
 const result= _.merge(res.data,this.options)
       // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(result);
  },
  methods: {
   
    }
  
};
</script>

<style lang="less" scoped>

</style>
